Sheng-Tai Chang

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San-chung, Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Vibration absorber assembly for the wheel seat of a roller skate
- Patent number 6,012,727
- Issue date Jan 11, 2000
- Sheng-Tai Chang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Structure for in-line roller skates
- Patent number 5,836,592
- Issue date Nov 17, 1998
- Sheng-Hsiung Chang
- A43 - FOOTWEAR
Information Patent Grant
Structure for brake on roller skates
- Patent number 5,785,326
- Issue date Jul 28, 1998
- Sheng-Tai Chang
- A63 - SPORTS GAMES AMUSEMENTS